NAICS 335999: All Other Miscellaneous Electrical Equipment and Component Manufacturing
This U.S. industry comprises establishments primarily engaged in manufacturing industrial and commercial electric apparatus and other equipment (except lighting equipment, household appliances, transformers, motors, generators, switchgear, relays, industrial controls, batteries, communication and energy wire and cable, wiring devices, and carbon and graphite products).  Examples of products made by these establishments are power converters (i.e., AC to DC and DC to AC), power supplies, surge suppressors, and similar equipment for industrial-type and consumer-type equipment.

Illustrative Examples:

Appliance cords made from purchased insulated wire
Battery chargers, solid-state, manufacturing
Door opening and closing devices, electrical, manufacturing
Electric bells manufacturing
Extension cords made from purchased insulated wire
Inverters manufacturing
Surge suppressers manufacturing
Uninterruptible power supplies (UPS) manufacturing

ExioML sector: Electrical machinery and apparatus n.e.c. (31)
Region: US | Year: 2022
Sector value added: 68675.5386579 M EUR | Employment: 809.436143123 thousand persons
Sector GHG emissions: 3051654294.78 kg CO2 eq | Energy carrier net total: 101481.364669 TJ | Carbon intensity: 0.04443582612408031

Company: Advanced Energy Industries Inc
The Company designs, manufactures, sells, and supports power conversion products and solutions that transform power into various usable forms in a variety of applications ranging from manufacturing and industrial processes to instrumentation and measurement.